22797640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13901}}^1$

素因数の和:13953

約数の個数: 32

約数和(自身を含む): 52549560

約数和(自身を除く): 29751920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 13901, 27802, 55604, 69505, 111208, 139010, 278020, 556040, 569941, 1139882, 2279764, 2849705, 4559528, 5699410, 11398820, 22797640]

約数ペア:

[(1, 22797640), (2, 11398820), (4, 5699410), (5, 4559528), (8, 2849705), (10, 2279764), (20, 1139882), (40, 569941), (41, 556040), (82, 278020), (164, 139010), (205, 111208), (328, 69505), (410, 55604), (820, 27802), (1640, 13901)]